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1,4-Naphthoquinone, 2-methyl-

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Replica Mass Spectra of 1,4-Naphthoquinone, 2-methyl-

replica	lib entry date	detection	method	species
1	19 July 2007	MS-TOF	VAR5	Reference Substance
3	19 July 2007	MS-TOF	VAR5	Reference Substance
2 spectrum(a)

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Spectrum Details

analyte	1,4-Naphthoquinone, 2-methyl-
analyte InChI	InChI=1S/C11H8O2/c1-7-6-10(12)8-4-2-3-5-9(8)11(7)13/h2-6H,1H3
analyte mass	172.18
chromatogram	6069hf_51
citation
authors	Boelling C, Liebig F, Erban A, Kopka J, Max Planck Institute of Molecular Plant Physiology, Department of Molecular Plant Physiology (Prof. Willmitzer L), Am Muehlenberg 1, D-14476 Golm, Germany
lib entry date	19 July 2007
metabolite role
retention time (sec)	556.64
retention index (VAR5 method, n-alkanes C10–C36)
base peak (m/z)	76
maximal intensity	30,615
mass-intensity-peaks cardinality	205 intensities
minimal m/z	45
maximal m/z	994
download JCAMP DX	SpectrumJcampDx.ashx?id=5f8fbbb6-54a9-4566-b456-d39b13bac7c1
download MSP	SpectrumMsp.ashx?id=5f8fbbb6-54a9-4566-b456-d39b13bac7c1

GC-Method

name	MDN35
citation	Kopka J, Max Planck Institute of Molecular Plant Physiology, Department of Molecular Plant Physiology (Prof. Willmitzer L), Am Muehlenberg 1, D-14476 Golm, Germany

attribute	text	details
deconvolution	ChromaTOF	BASELINE OFFSET: 1; SMOOTHING: 5; PEAK WIDTH: 3s; S/N: 10
derivatization	MEOX; MSTFA	METHOXYAMINATION: 120min at 37°C; TRIMETHYLSILYLATION: 30min at 37°C
detector	MS-TOF	m/z = 70-600; scans:20/s;
extraction	chloroform:dH2O	(2:1; v/v); chloroform (20°C); dH2O (4°C)
ion source	EI	70eV
RI	FAME, d6-Cholesterole	FAME: C8, C9, C10, C12, C14, C16, C18, C20, C22, C24, C26, C28, C30
separation	GC	COLUMN:35%phenyl-65%dimethylpolysiloxane, 30m, ID:0.32mm, DF:0.25µm, MDN-35 (Macherey-Nagel, Düren, Germany); PROGRAM:iso 2min 80°C, ramp 15°C/min, iso 6min 330°C; FLOW:Helium, 2mL/min; INJECTION:1µL, splitless, 230°C; TRANSFER:250°C; IONSOURCE:250°C

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